Magnetism , Magnet properties , types and uses
Magnetism is the ability of the magnet to attract magnetic materials , 2000 years ago , the ancient Greeks found a type of black rocks located in an area named Magnesia , This type...
Tagged: Iron
Metals and non metals and the economic importance of some metals and non metals
Every day , we can see the matter around us which has a mass and a volume . The matter may exist as an element or a compound , The element is the simplest form...
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